10 biggest diamond heists

Here's a look at some of the most brazen heits in recent memory.

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Millennium Dome, London (2000)

A gang of thieves attempted to steal $700 million in diamonds and gems (including the necklace pictured) in an elaborate smash-and-grab at the Millennium Dome. Police, however, had been tipped off and converged on the suspects while disguised as a cleaning crew. The cops had also switched out the gems with fakes the night before, just in case.

WireImage

9of12

Millennium Dome, London (2000)

A gang of thieves attempted to steal $700 million in diamonds and gems (including the necklace pictured) in an elaborate smash-and-grab at the Millennium Dome. Police, however, had been tipped off and converged on the suspects while disguised as a cleaning crew. The cops had also switched out the gems with fakes the night before, just in case.